http://www.ted.com Jacqueline Novogratz is the charismatic founder and CEO of Acumen Fund, a non-profit that takes a business-like approach to improving...
http://www.ted.com - Inventor Dean Kamen previews the extraordinary prosthetic arm he's developing at the request of the Department of Defense, to help...
http://www.ted.com Iqbal Quadir is co-founder of GrameenPhone, an innovative wireless operator offering services to poor rural villages in Bangladesh. In this...
http://www.ted.com Howard Rheingold talks about the coming world of collaboration, participatory media and collective action -- and how Wikipedia is really...
http://www.ted.com - In a wide-ranging talk, Vilayanur Ramachandran explores how brain damage can reveal the connection between the internal structures of the...